/* ── NBR Frontend Styles ─────────────────────────────────────────────────── */
:root {
    --nbr-primary:   #635BFF;
    --nbr-secondary: #8B5CF6;
    --nbr-pink:      #EC4899;
    --nbr-surface:   #ffffff;
    --nbr-bg:        #f8f9fe;
    --nbr-border:    #e5e7f0;
    --nbr-text:      #1a1a2e;
    --nbr-muted:     #6b7280;
    --nbr-star:      #f59e0b;
    --nbr-radius:    14px;
    --nbr-shadow:    0 4px 24px rgba(99,91,255,.12);
}

/* ── Review Cards Grid ───────────────────────────────────────────────────── */
.nbr-reviews-grid {
    display: grid;
    gap: 24px;
    direction: rtl;
}
.nbr-reviews-grid.nbr-cols-1 { grid-template-columns: 1fr; }
.nbr-reviews-grid.nbr-cols-2 { grid-template-columns: repeat(2, 1fr); }
.nbr-reviews-grid.nbr-cols-3 { grid-template-columns: repeat(3, 1fr); }
.nbr-reviews-grid.nbr-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .nbr-reviews-grid.nbr-cols-3,
    .nbr-reviews-grid.nbr-cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .nbr-reviews-grid { grid-template-columns: 1fr !important; }
}

.nbr-card {
    background: var(--nbr-surface);
    border: 1px solid var(--nbr-border);
    border-radius: var(--nbr-radius);
    padding: 28px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    overflow: hidden;
    transition: transform .22s ease, box-shadow .22s ease;
}
.nbr-card::before {
    content: '';
    position: absolute;
    top: 0; right: 0; left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--nbr-primary), var(--nbr-pink));
}
.nbr-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--nbr-shadow);
}

.nbr-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nbr-card-stars {
    display: flex;
    gap: 3px;
}
.nbr-star {
    width: 18px;
    height: 18px;
}
.nbr-star-filled polygon { fill: var(--nbr-star); stroke: var(--nbr-star); }
.nbr-star-empty polygon  { fill: none; stroke: #d1d5db; stroke-width: 1.5; }

.nbr-card-quote {
    font-size: 56px;
    line-height: 1;
    color: var(--nbr-primary);
    opacity: .15;
    font-family: Georgia, serif;
    margin-top: -12px;
    user-select: none;
}

.nbr-card-text {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nbr-text);
    flex: 1;
    margin: 0;
}

.nbr-card-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--nbr-border);
}

.nbr-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.nbr-author-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.nbr-author-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--nbr-text);
}
.nbr-author-company {
    font-size: 12px;
    color: var(--nbr-primary);
    font-weight: 500;
}
.nbr-author-date {
    font-size: 11px;
    color: var(--nbr-muted);
}

.nbr-no-reviews {
    text-align: center;
    color: var(--nbr-muted);
    padding: 40px 0;
    font-size: 15px;
}

/* ── Submission Form ─────────────────────────────────────────────────────── */
.nbr-form-wrap {
    background: var(--nbr-surface);
    border: 1px solid var(--nbr-border);
    border-radius: 20px;
    padding: 40px;
    max-width: 760px;
    margin: 0 auto;
    direction: rtl;
    position: relative;
    overflow: hidden;
    box-shadow: var(--nbr-shadow);
}
.nbr-form-wrap::before {
    content: '';
    position: absolute;
    top: 0; right: 0; left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--nbr-primary), var(--nbr-pink), var(--nbr-secondary));
}

.nbr-form-header {
    text-align: center;
    margin-bottom: 32px;
}
.nbr-form-icon {
    font-size: 36px;
    margin-bottom: 8px;
}
.nbr-form-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--nbr-text);
    margin: 0 0 8px;
}
.nbr-form-subtitle {
    font-size: 14px;
    color: var(--nbr-muted);
    margin: 0;
}

/* Star selector */
.nbr-rating-field { margin-bottom: 24px; }

.nbr-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--nbr-text);
    margin-bottom: 8px;
}
.nbr-req { color: var(--nbr-primary); }

.nbr-star-selector {
    display: flex;
    flex-direction: row-reverse;
    gap: 6px;
    width: fit-content;
    direction: ltr;
}
.nbr-star-label {
    cursor: pointer;
    position: relative;
    display: block;
}
.nbr-star-label input { position: absolute; opacity: 0; width: 0; height: 0; }
.nbr-star-label svg {
    width: 36px;
    height: 36px;
    display: block;
    transition: transform .15s ease;
}
.nbr-star-label svg polygon {
    fill: #e5e7eb;
    stroke: #d1d5db;
    stroke-width: 1;
    transition: fill .15s ease, stroke .15s ease;
}

/* All state handled by JS via these two classes only */
.nbr-star-label.nbr-active svg polygon {
    fill: var(--nbr-star);
    stroke: var(--nbr-star);
}
.nbr-star-label.nbr-hover svg polygon {
    fill: #fbbf24;
    stroke: #fbbf24;
}
.nbr-star-label.nbr-active svg,
.nbr-star-label.nbr-hover svg { transform: scale(1.12); }

/* Grid */
.nbr-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
@media (max-width: 600px) {
    .nbr-form-grid { grid-template-columns: 1fr; }
    .nbr-form-wrap  { padding: 24px 20px; }
}

.nbr-field { display: flex; flex-direction: column; gap: 6px; }

.nbr-input {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--nbr-border);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    color: var(--nbr-text);
    background: var(--nbr-bg);
    transition: border-color .18s, box-shadow .18s;
    box-sizing: border-box;
}
.nbr-input:focus {
    outline: none;
    border-color: var(--nbr-primary);
    box-shadow: 0 0 0 3px rgba(99,91,255,.12);
    background: #fff;
}
.nbr-textarea { resize: vertical; min-height: 120px; }

.nbr-field-err {
    font-size: 12px;
    color: #ef4444;
    min-height: 16px;
}
.nbr-char-count {
    font-size: 12px;
    color: var(--nbr-muted);
    text-align: left;
    direction: ltr;
}

.nbr-form-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 24px;
    gap: 16px;
}
.nbr-form-footer .nbr-notice {
    font-size: 13px;
    color: var(--nbr-muted);
    margin: 0;
}

.nbr-submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--nbr-primary), var(--nbr-secondary));
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: opacity .18s, transform .18s;
    white-space: nowrap;
}
.nbr-submit-btn:hover { opacity: .88; transform: translateY(-1px); }
.nbr-submit-btn:active { transform: translateY(0); }
.nbr-submit-btn:disabled { opacity: .6; cursor: default; transform: none; }

.nbr-btn-spinner {
    width: 18px;
    height: 18px;
    display: none;
    animation: nbr-spin .8s linear infinite;
}
.nbr-submit-btn.nbr-loading .nbr-btn-spinner { display: block; }
.nbr-submit-btn.nbr-loading .nbr-btn-text    { display: none; }

@keyframes nbr-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* Success / Error states */
.nbr-form-success {
    text-align: center;
    padding: 32px 24px;
    animation: nbr-fadein .4s ease;
}
.nbr-success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981, #06b6d4);
    color: #fff;
    font-size: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}
.nbr-form-success h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--nbr-text);
    margin: 0 0 8px;
}
.nbr-form-success p { color: var(--nbr-muted); margin: 0; }

.nbr-form-error {
    background: #fef2f2;
    border: 1.5px solid #fee2e2;
    border-radius: 10px;
    padding: 14px 18px;
    color: #b91c1c;
    font-size: 14px;
    margin-top: 16px;
    animation: nbr-fadein .3s ease;
}

@keyframes nbr-fadein {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Reviews Page — Hero ─────────────────────────────────────────────────── */
.nbr-page { overflow: hidden; }

.nbr-page-hero {
    position: relative;
    background: linear-gradient(160deg, #0f0e2a 0%, #1a1038 50%, #0d1b2a 100%);
    padding: 80px 0 72px;
    overflow: hidden;
    direction: rtl;
}
.nbr-hero-bg { position: absolute; inset: 0; pointer-events: none; }
.nbr-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}
.nbr-hero-orb-1 {
    width: 500px; height: 500px;
    background: rgba(99,91,255,.28);
    top: -160px; right: -80px;
}
.nbr-hero-orb-2 {
    width: 400px; height: 400px;
    background: rgba(236,72,153,.18);
    bottom: -120px; left: -60px;
}

.nbr-hero-inner {
    position: relative;
    display: flex;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}

.nbr-hero-text { flex: 1; min-width: 280px; }

.nbr-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 50px;
    padding: 6px 16px;
    font-size: 13px;
    color: rgba(255,255,255,.85);
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}
.nbr-badge-star { font-size: 16px; }

.nbr-hero-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    margin: 0 0 16px;
}
.nbr-hero-accent {
    background: linear-gradient(90deg, #a78bfa, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nbr-hero-desc {
    font-size: 15px;
    color: rgba(255,255,255,.65);
    line-height: 1.8;
    max-width: 440px;
    margin: 0;
}

/* Stat cards */
.nbr-hero-stats {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.nbr-stat-card {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 16px;
    padding: 20px 28px;
    text-align: center;
    backdrop-filter: blur(12px);
    min-width: 120px;
    transition: transform .2s;
}
.nbr-stat-card:hover { transform: translateY(-3px); }
.nbr-stat-card-accent {
    background: linear-gradient(135deg, rgba(99,91,255,.35), rgba(139,92,246,.25));
    border-color: rgba(99,91,255,.4);
}
.nbr-stat-num {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: 6px;
}
.nbr-stat-lbl {
    font-size: 12px;
    color: rgba(255,255,255,.6);
}
.nbr-stat-stars {
    display: flex;
    justify-content: center;
    gap: 2px;
    margin: 4px 0 6px;
}

/* ── Reviews Page — Grid section ─────────────────────────────────────────── */
.nbr-page-reviews {
    padding: 72px 0;
    background: var(--nbr-bg, #f8f9fe);
}

/* ── Reviews Page — Form section ─────────────────────────────────────────── */
.nbr-page-form-section {
    padding: 80px 0 96px;
    background: #fff;
    position: relative;
}
.nbr-page-form-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--nbr-border, #e5e7f0), transparent);
}
.nbr-form-section-header {
    text-align: center;
    margin-bottom: 40px;
}
.nbr-form-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--nbr-text, #1a1a2e);
    margin: 0 0 10px;
}
.nbr-form-section-desc {
    font-size: 15px;
    color: var(--nbr-muted, #6b7280);
    margin: 0;
}

@media (max-width: 900px) {
    .nbr-hero-inner   { flex-direction: column; gap: 36px; }
    .nbr-hero-stats   { justify-content: center; }
    .nbr-hero-text    { text-align: center; }
    .nbr-hero-desc    { margin: 0 auto; }
    .nbr-page-hero    { padding: 56px 0 52px; }
    .nbr-page-reviews { padding: 48px 0; }
}
@media (max-width: 480px) {
    .nbr-stat-card { padding: 16px 20px; min-width: 100px; }
    .nbr-stat-num  { font-size: 1.8rem; }
}